21460218

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{275131}}^1$

素因数の和:275149

約数の個数: 16

約数和(自身を含む): 46222176

約数和(自身を除く): 24761958

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 275131, 550262, 825393, 1650786, 3576703, 7153406, 10730109, 21460218]

約数ペア:

[(1, 21460218), (2, 10730109), (3, 7153406), (6, 3576703), (13, 1650786), (26, 825393), (39, 550262), (78, 275131)]